package thinking.java.example;

/**
 * @author GaoFeng
 * @date 2019/12/19 11:32
 */
public class Ex_2_7_ShowProperties {

    public static void main(String[] args) {
        System.getProperties().list(System.out);
        System.out.println(System.getProperty("user.name"));
        System.out.println(System.getProperty("java.library.path"));
    }



}


